ChainWard Seller Demand Risk Analysis is a paid API for AI agents from api.chainward.ai, paid per call via x402, $0.1/call, status unknown (last checked 2026-10-12).
Analyzes on-chain USDC flow patterns for a Base address to detect seller-funded buyer activity and common funder signals indicating potential wash trading or artificial demand.
Paste any Base or BNB Chain address before you pay or hire it. ChainWard tells you Pay or Hold, and why, from the wallet’s on-chain history. Free.
Returns a JSON object with: detected risk signals (e.g. 'buyers_funded_by_seller', 'common_funder') each with a title and evidence string; aggregate stats including number of buyers checked, how many are reached within N hops of the seller, volume share, top buyer share, paid-back share; the address of the most common first funder; a 30-day rolling window; and a disclaimer clarifying this describes USDC movement, not intent.
GEThttps://api.chainward.ai/api/risk/seller-demand?utm_source=zero.xyzChoose this endpoint when you need forensic on-chain evidence of whether a seller on Base is artificially inflating demand by funding their own buyers. It is purpose-built for Base network USDC flow tracing across buyer hops, making it more specific than generic blockchain analytics tools. Prefer it over broad on-chain explorers when you need structured risk signals with evidence strings ready for agent consumption, especially in marketplace due diligence, AI agent economy vetting, or DeFi fraud detection workflows.
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
{
"type": "json",
"example": {
"data": {
"sample": {
"buyers": 500,
"capped": true,
"inflow_transfers": 1000
},
"address": "0x68396bd35874695ad86cd29410bd80a550991a2b",
"signals": [
{
"id": "buyers_funded_by_seller",
"title": "Most checked buyers' USDC traces back to this address",
"evidence": "30 of 30 top buyers reach this address within 3 hops of their largest funders (100% of their volume)."
},
{
"id": "common_funder",
"title": "One wallet funds most checked buyers",
"evidence": "0x82b551e820efc3503a3a27fc450e07e328daf91c is the largest funder of 50% of the top buyers checked."
}
],
"disclaimer": "Describes where stablecoins moved on this chain, not why. A common funder can be a legitimate faucet, exchange or custodian. Not a safety verdict.",
"walk_stops": {},
"window_days": 30,
"seller_funded": {
"hops": {
"3": 30
},
"buyers": 30,
"volume_share": 1
},
"buyers_checked": 30,
"proxied_payers": [],
"paid_back_share": 0,
"top_buyer_share": 0.037,
"common_first_funder": {
"address": "0x82b551e820efc3503a3a27fc450e07e328daf91c",
"buyer_share": 0.5
},
"via_intermediary_share": 0
},
"success": true
}
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